emollientsStandard

Hydrogenated Castor Oil

Castor Wax

emollientthickeneremulsifierviscosity modifier
CAS Number:8001-78-3

INCI Name

Hydrogenated Castor ...

Functions

4 Roles

Sustainability

8/10

Category

emollients

What It Does

Hydrogenated Castor Oil is a hard, waxy substance created by adding hydrogen to castor oil, converting its unsaturated fatty acids into saturated ones. This hydrogenation process transforms the liquid castor oil into a brittle, white to off-white solid with a high melting point (85-88°C), making it invaluable as a structuring agent in stick formulations like lipsticks and deodorants. Formulators choose it for its ability to provide hardness and stability to anhydrous products while maintaining a smooth, non-greasy application, and it's particularly valued in natural cosmetics due to its plant origin and excellent skin compatibility.

Softens and smooths skin texture
Creates protective moisture barrier
Improves product feel and glide
Reduces transepidermal water loss

Technical Properties

HLB Value

4

Hydrophilic-Lipophilic Balance

Ionic Charge

nonionic

Molecular charge type

Viscosity Effect

thickening

Impact on formula thickness

Foaming Ability

none

Lather generation

Ingredient Compatibility

Works Well With

oils and waxesnonionic emulsifierssiliconesmost emollientslipophilic actives

Avoid Combining

strong acidsstrong oxidizers
Compatibility analysis powered by OpenMix — open-source formulation science

Sustainability Profile

Sustainability Score

8/10

Biodegradability

readily biodegradable

Source

plant-derived

Feedstock

castor beans (Ricinus communis)

Quick Reference

Full INCI Name
Hydrogenated Castor Oil
Common Name
Castor Wax
CAS Number
8001-78-3
Category
emollients

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